Podcast
Questions and Answers
Which proteins defend vertebrates against bacterial and viral infections?
Which proteins defend vertebrates against bacterial and viral infections?
- Antibodies (correct)
- Actin and myosin
- Collagen, elastin, keratin
- Histones
Which protein is the photoreceptor in retinal rod cells?
Which protein is the photoreceptor in retinal rod cells?
- Elastin
- Rhodopsin (correct)
- Insulin
- Keratin
What is the primary role of membrane proteins?
What is the primary role of membrane proteins?
- Creating mechanical support
- Producing nerve impulses
- Regulating gene transcription
- Relaying signals within cells (correct)
Which amino acid derivative is NOT an example of a polypeptide hormone?
Which amino acid derivative is NOT an example of a polypeptide hormone?
At neutral pH, amino acids are predominantly found in which form?
At neutral pH, amino acids are predominantly found in which form?
Which biomolecule is the second-largest component in human muscles, cells, and other tissues?
Which biomolecule is the second-largest component in human muscles, cells, and other tissues?
What is the unique role that proteins play in biological systems?
What is the unique role that proteins play in biological systems?
Which protein is responsible for transporting potassium into cells and sodium out of cells to create concentration gradients for nerve cell function?
Which protein is responsible for transporting potassium into cells and sodium out of cells to create concentration gradients for nerve cell function?
Which protein serves as reserves of metal ions and amino acids that can be mobilized for maintenance and growth?
Which protein serves as reserves of metal ions and amino acids that can be mobilized for maintenance and growth?
What is the major role of proteins in muscle function?
What is the major role of proteins in muscle function?
